Add 60/18 and 2/21
1st number: 3 6/18, 2nd number: 2/21
60/18 + 2/21 is 24/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 21 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
60/18 = 60 × 7/18 × 7 = 420/126 - Likewise, for the 2nd fraction, since 21 × 6 = 126,
2/21 = 2 × 6/21 × 6 = 12/126 - Add the two like fractions:
420/126 + 12/126 = 420 + 12/126 = 432/126 - 432/126 simplified gives 24/7
- So, 60/18 + 2/21 = 24/7
In mixed form: 33/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/18+4/21 60/36+2/21 60/18+2/42 60/18+6/21 60/54+2/21 60/18+2/63 60/18+10/21 60/90+2/21 60/18+14/21